package com.huilian.iotbox.data.service;

import com.huilian.iotbox.data.dto.UserDto;
import com.huilian.iotbox.data.po.User;

/**
 * @author 谢洛涛
 * @date 2021/4/10 9:13
 */
public interface UserBalanceService {
    User subtractBalance(UserDto userDto, int i);

    User addBalance(UserDto userDto, int i) throws Exception;
}
